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a parallel-plate capacitor is made of two flat metal plates pressed against a thin slab of dielectric material the
in an alkalinity titration of a 1000-ml sample of water from a hot spring 256 ml of a 00035 m solution of hcl is needed
a wedge with mass rests on a frictionless horizontal table top a block with mass is placed on the wedge the figure a
a flywheel with a radius of 0700m starts from rest and accelerates with a constant angular acceleration of 0900rads2a
in an experiment in physics class a model solid-fueled rocket is fired vertically with an acceleration of 3 msec2 for 6
a certain automobile can decelerate at a1 16 ms2 traveling at a constant v1 29 ms this car comes up behind a car
a 650 kg basketball player jumps vertically and leaves the floor with a velocity of 180 ms upwarda what impulse does
a basketball player has free throws from the foul line the center of the basket is a horizontal distance of 421 m from
a man stands on the roof of a 130 rm m-tall building and throws a rock with a velocity of magnitude 300 rm mrm s at an
a batted baseball leaves the bat at an angle of 300circ above the horizontal and is caught by an outfielder 360 rm ft
coyote is on a rocket that has acceleration of 10ms2 initially at rest at the top of a flat level cliff a roadrunner
a high-speed flywheel in a motor is spinning at 450rpm when a power failure suddenly occurs the flywheel has mass 400kg
a waiter holds two plates of food in one hand hiss forearm has a mass of 22 kg and the center of mass of his forearm is
the electric field between the plates of a paper-separated capacitor is 818times104 the plates are 190 apart and the
a charge of 171 mc is placed at each corner of a square 0170 m on a sidedetermine the magnitude of the force on each
a 3800 kg car travels round an unbanked cornerie a horizontal road at the recommended speed of 65 km h-1 the radius of
an artificial earth satellite has a circular orbit of radius 591 106 m which means it is orbiting approximately -450 km
in a particular rear-end car collision the drivers head rotates 45 degrees backward before being stopped by the
if you wrapped a wire 1000 times around a hollow cylinder that was 10 cm long and forced 40 amps of current through
an electrically neutral charge can be given a net charge by several means does this violate the conservation of charge
humans can detect a difference in sound instensity levels of 10db what is the ratio louder to softer of the sound
a racing dog is initially running at 100 ms but is slowing downa how fast is the dog moving when its kinetic energy has
radioactive isotopes are often introduced into the body through the bloodstream their spread through the body can then
using the hume-rothery rulesa determine if ni should dissolve easily in cu show that your determination is correct by
the temperature of 200 moles of argon gas is lowered from 280 102 k to 190 102 ka find the change in the internal